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Visitors look at a painting by US artist James Abbott McNeill Whistler entitled "Harmony in Grey and Green: Miss Cicely Alexander" at the exhibition "Francis Bacon: From Picasso to Velazquez" at the Guggenheim Museum Bilbao, in the northern Spanish Basque city of Bilbao, on September 30, 2016. / AFP PHOTO / ANDER GILLENEA / RESTRICTED TO EDITORIAL USE - MANDATORY MENTION OF THE ARTIST UPON PUBLICATION - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS
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